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9512 CASTLE PINES DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,114 sqftBuilt 2005

Property at a Glance

This home is estimated between $523,277 and $824,456, with a best estimate of $658,604. That places the property below the R251501D - Avery Ranch South median of $708,305, in a neighborhood that declined 3.8% over the past year.

Estimated Value Range

$523,277 $824,456
Best Estimate
$658,604
WCAD Value
$560,469
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R251501D - Avery Ranch South, this home's estimated market value is between $523,277 and $824,456. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9508 CASTLE PINES DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,335 sqft Built 2005
Raw Value $600,881
Adjusted Value $523,277

Adjusted -$77,604 for 221 sqft less living space. Net adjustment: -$77,604.

9520 CASTLE PINES DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,843 sqft Built 2005
Raw Value $729,295
Adjusted Value $824,456

Adjusted +$95,161 for 271 sqft more living space. Net adjustment: +$95,161.

9504 CASTLE PINES DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,823 sqft Built 2005
Raw Value $556,420
Adjusted Value $658,604

Adjusted +$102,184 for 291 sqft more living space. Net adjustment: +$102,184.

9728 MORGAN CREEK DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,081 sqft Built 2006
Raw Value $735,563
Adjusted Value $745,758

Adjusted +$11,588 for 33 sqft more living space and -$1,393 for being older. Net adjustment: +$10,195.

9732 MORGAN CREEK DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,456 sqft Built 2006
Raw Value $652,994
Adjusted Value $531,509

Adjusted -$120,092 for 342 sqft less living space and -$1,393 for being older. Net adjustment: -$121,485.

The Neighborhood

This home is valued 20.9% below the R251501D - Avery Ranch South median of $708,305. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 3.8% over the past year.

R251501D - Avery Ranch South

below average
635 Properties
$708,305 Median Value
-3.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$560,469
Median
$708,305

This home is -20.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,936 across all districts. With a homestead exemption claimed, that drops to $8,995 — saving $1,941 per year. That's $750 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,006
AustinCity0.5240%$2,937
Williamson CountyCounty0.3694%$2,071
Austin Community Collegespecial0.1034%$580
Williamson County FM/RdCounty0.0443%$248
Upper Brushy Creek WCIDWater0.0170%$95
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$10,936

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $658,604 would pay approximately $4,111 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

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